Canadian Solar (CSIQ) furnishes Form 6-K on Q3 2025 results

Rhea-AI Filing Summary

Canadian Solar Inc. submitted a Form 6-K as a foreign private issuer, indicating it files its annual reports on Form 20-F. The submission furnishes an exhibit that contains the company’s financial results for the third quarter of 2025, signed by Chairman and Chief Executive Officer Shawn (Xiaohua) Qu.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER
PURSUANT TO RULE 13a-16 OR 15d-16 UNDER
THE SECURITIES EXCHANGE ACT OF 1934

For the month of November 2025

Commission File Number: 001-33107

CANADIAN SOLAR INC.

4273 King Street East, Suite 102

Kitchener, Ontario, N2P 2E9

Canada

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F x        Form 40-F ¨

CANADIAN SOLAR INC.

Form 6-K

TABLE OF CONTENTS

Signature

Exhibit Index

Exhibit 99.1

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

	CANADIAN SOLAR INC.
	By:	/s/ Shawn (Xiaohua) Qu
	Name:	Shawn (Xiaohua) Qu
	Title:	Chairman and Chief Executive Officer

Date: November 13, 2025

EXHIBIT INDEX

Exhibit 99.1 — Canadian Solar Reports Third Quarter 2025 Results

FAQ

What does Canadian Solar Inc. (CSIQ) report in its November 2025 Form 6-K?

Canadian Solar’s Form 6-K furnishes an exhibit containing its third quarter 2025 results. The filing is a foreign private issuer report and serves to provide investors with updated quarterly information outside the regular annual Form 20-F cycle.

What period do Canadian Solar Inc. (CSIQ) results in this Form 6-K cover?

The Form 6-K includes an exhibit reporting Canadian Solar’s results for the third quarter of 2025. This means it focuses on the company’s performance over that three‑month period rather than full‑year figures typically presented in an annual Form 20-F.

Which form does Canadian Solar Inc. (CSIQ) use for its annual reports?

Canadian Solar indicates it files its annual reports on Form 20-F. This is the standard U.S. SEC reporting format for foreign private issuers, providing comprehensive yearly financial and business information to investors and regulators.

Who signed Canadian Solar Inc. (CSIQ) Form 6-K for the third quarter 2025 results?

The Form 6-K was signed on behalf of Canadian Solar by Shawn (Xiaohua) Qu. He is identified in the document as the company’s Chairman and Chief Executive Officer, formally certifying the submission of the report and its attached exhibit.

What is Exhibit 99.1 in Canadian Solar Inc. (CSIQ) Form 6-K?

Exhibit 99.1 is titled “Canadian Solar Reports Third Quarter 2025 Results.” It contains the detailed quarterly financial and operating information, while the main Form 6-K body primarily identifies the company, form type, and signing officer.